<!DOCTYPE html>
<html lang="en">
	<head>    
		<meta charset="UTF-8">    
		<title>Title</title>    
		<style type="text/css">        
			body{color:red;}  
			  
			li{
				color:green;
			}
		</style>
	</head>
    <body>
        <p>
            父级P
            <strong>子级strong</strong>
            父级P
        </p>
        <ul>    
            <li>子级li1</li>
            <li>子级li2</li>
        </ul>
    </body>
</html>